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A17.2
A17.2
This model describes the theoretical minimum propagation path loss achievable in free space conditions. This model is appropriate to use on paths were unobstructed direct-Line-of-Sight propagation could be expected (e.g. point-to-point fixed service links, links over short distances in open areas, etc). 

 

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F465
F465
Figure 465: SEAMCAT Interface to the free space propagation model

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Figure 466 illustrates when the variation is disabled (i.e. no std).

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F466
F466
Figure 466: Example of the vector events of the Free Space when Variation is disabled
(i.e. equivalent to σ = 0 dB) active (i.e. mean = 91.52 dB)

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